## preparation
library(aceecostats)
library(raster)
library(dplyr)
library(ggplot2)
#db <- src_sqlite("/mnt/acebulk/habitat_assessment_output.sqlite3")
dp <- "/home/acebulk/data"
db <- dplyr::src_sqlite(file.path(dp, "habitat_assessment.sqlite3"))
dens <- tbl(db, "ice_days_density_tab")
d <- dens %>% dplyr::collect(n = Inf)
icegrid <- raster(extent(-3950000, 3950000, -3950000, 4350000),
crs = "+proj=stere +lat_0=-90 +lat_ts=-70 +lon_0=0 +k=1 +x_0=0 +y_0=0 +a=6378273 +b=6356889.449 +units=m +no_defs",
res = 25000)
ccamlr <- readRDS("/home/shared/data/assessment/sectors/ccamlr_statareas.rds")
ccamlr48 <- subset(ccamlr, grepl("48", name))
rm(ccamlr)
## use dopey indexing because assuming first column
d$ccamlr <- classify_cells_by_polygon(d$cell_, icegrid, ccamlr48[, "name"])
## remove cells outside 48
d <- d %>% dplyr::filter(!is.na(ccamlr))
op <- options(warn = -1)
ggplot(d %>%
dplyr::filter(days > 0 & days < 365, SectorName == "Atlantic"),
aes(x = days, group = decade, weight = area, colour = decade)) +
geom_density() + facet_wrap(~Zone, nrow = 3)
ggsave("inst/workflow/regions/area48/ice_48_Atlantic.png")
ggplot(d %>%
dplyr::filter(days > 0 & days < 365, SectorName == "EastPacific"),
aes(x = days, group = decade, weight = area, colour = decade)) +
geom_density() + facet_wrap(~Zone, nrow = 3)
ggsave("inst/workflow/regions/area48/ice_48_EastPacific.png")
par(op)
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